Home / 926,490.43-1,278,375.01-582,126.85

Finding the Fourth Proportional to 926,490.43, 1,278,375.01 and 582,126.85

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Solution

The fourth proportional to 926,490.43, 1,278,375.01 and 582,126.85 is: 803,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,490.43 : 1,278,375.01 = 582,126.85 : x
  2. Step 2: Convert to fraction form
    926,490.43/1,278,375.01 = 582,126.85/x
  3. Step 3: Cross multiply
    926,490.43x = 1,278,375.01 × 582,126.85
  4. Step 4: Simplify right side
    926,490.43x = 744,176,417,832.67
  5. Step 5: Solve for x
    x = 744,176,417,832.67/926,490.43
  6. Step 6: Final answer
    x = 803,220.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.